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NEETZoologyOrganisms and Populations

What type of evolutionary research is highlighted as currently important?

Options

  1. AGenetic modifications in crops
  2. BEvolution of physical adaptations to extreme environments
  3. CEvolution of life history traits in different species
  4. DEvolution of behavioral traits in animals

Correct answer

C. Evolution of life history traits in different species

Step-by-step solution

Populations evolve to maximize their reproductive fitness, also called Darwinian fitness (high r value), in the habitat in which they live. Under a particular set of selection pressures, organisms evolve towards the most efficient reproductive strategy. Some organisms breed only once in their lifetime (Pacific salmon fish, bamboo) while others breed many times during their lifetime (most birds and mammals). Some produce a large number of small-sized offspring (Oysters, pelagic fishes) while others produce a small n

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